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system features
mixer features
hub features


hear back PRO hub

Hear Back PRO Hub Features:

  • Three switch selectable 16-channel
    input sources:
    – Input A (Slots 1 & 2)
    – Input B (Slots 3 & 4)
    – HBus
  • 24-bit Delta-Sigma A/D converters
  • Six user-selectable sample rates, indicated
    by LEDs: 44.1 kHz, 48 kHz, 88.2 kHz, 96 kHz,
    176.4 kHz, and 192 kHz
  • Less than .25 milliseconds total system delay (latency) from analog input to output
  • 16 RGB LEDs intuitively display signal / peak levels for channel metering
  • Standard CAT5e/6 cabling delivers power and signals to Mixers
  • Daisy-chain via HBus for very large systems
  • 1 RU chassis
  • Modular I/O card-slot configurable mainframe
  • Gigabit Ethernet network fabric
  • 48V Power Over Ethernet supply

Hear Back PRO Hub
specifications
product sheet

 
  interface cards  
 

Virtual Mixer I/O Card for PRO HubVirtual Mixer card Coming Soon!

Virtual Mixer I/O card for the HB PRO Hub boasts all the features of the HB PRO Mixer and is controlled via the new Hear Back PRO iOS app or another PRO Mixer.

  • All the features of a Hear Back PRO Mixer slimmed down into a card format
  • Control via iOS app or from another Hear Back PRO Mixer
  • Add a remote stereo balanced audio output to your existing Hear Back PRO Mixers
  • Up to 4 Virtual Mixer cards per Hub (unlimited Hubs can be chained together)
  • Volume, PAN, and stereo placement of each audio channel
  • Master Volume control
  • Auxiliary input volume control
  • Intercom transmit volume control and automatic incoming Intercom leveling
  • 4 Presets
  • Auxiliary 1/8” Stereo Unbalanced Audio Input
  • XLR Balanced Left and Right outputs
  • “PAIR” button and LED indicator for easy pairing with a Hear Back PRO mixer
  • Mix 16 or 32 channels of audio for your wireless in-ear or standard stage monitor rig
  • Red/Blue status LED
  • All settings are stored upon power failure
 

ADAT Card for PRO HubADAT card

Allows HB PRO Hub to communicate with audio equipment via ADAT protocol.

  • Simultaneously sends and receives 16 channels of digital audio
  • Backwards compatible with the original 8-channel Hear Back system
  • (2) optical ADAT TOS-Link inputs, (2) optical ADAT TOS-Link outputs, and (2) RJ45 HearBus outputs (for connecting to the original Hear Back system)
  • Supports and automatically locks on to sampling rates of 44.1kHz
    and 48kHz
  • Automatic sampling rate down-conversion is applied on the ADAT and HearBus outputs when the system is running at sampling rates over 48kHz
  • (2) cards can be populated per Hub to allow A/B input switching between (2) banks of 16 channels
  • Up to (4) cards can be populated to allow A/B input switching as well as a second set of dedicatedADAT outputs
 

AES/EBU card

Allows HB PRO Hub to communicate with pro audio equipment using multi-channel AES/EBU protocol.

  • Tascam DA-88-style pin-out on a DB25 connector for inputting or outputting 16 channels of digital audio
  • Jumper settings allow the user to choose whether the card is 16 inputs or 16 outputs
  • Supports and automatically locks onto sampling rates of 44.1kHz, 48kHz, 88.2kHz, 96kHz, 176.4kHz, and 192kHz
  • DB25 to (8) XLR (each AES/EBU XLR connector supports 2 channels of digital audio) break-out cable is sold separately, unless the AES/EBU card is purchased as part of the Hear Back PRO Four Pack
  • (2) cards can be populated per Hub to allow A/B input switching between (2) banks of 16 channels
  • Up to (4) cards can be populated to allow A/B input switching as well as dedicated AES/EBU outputs
 

Dante Card for PRO HubDante card

Allows HB PRO Hub to communicate with any audio equipment using Dante protocol.

  • Connects 16 channels of simultaneous audio input and output with other Dante-enabled equipment using a standard Ethernet network connection
  • Supports sampling rates of 44.1kHz, 48kHz, 88.2kHz, 96kHz, 176.4kHz, and 192kHz
  • (2) cards can be populated per Hub to allow A/B input switching between (2) banks of 16 channels
  • Up to (4) cards can be populated to allow A/B input switching as well as a second set of dedicated Dante outputs
 

Waves SoundGrid Card for PRO HubWaves SoundGrid card

Allows HB PRO Hub to communicate with any pro audio equipment that uses Waves SoundGrid. Our partnership with Waves makes it easy to directly connect the Hear Back PRO system to other high-end audio equipment (including directly out of a PC or Mac using only its Ethernet port).

  • Connects 16 channels of simultaneous audio input and output with other SoundGrid enabled equipment using a standard Ethernet network connection
  • Supports sampling rates of 44.1kHz, 48kHz, 88.2kHz, and 96kHz
  • (2) cards can be populated per Hub to allow A/B input switching between (2) banks of 16 channels
  • Up to (4) cards can be populated to allow A/B input switching as well as a second set of dedicated SoundGrid outputs
 

Analog Card for PRO HubAnalog card

Allows HB PRO Hub to communicate with any professional analog audio equipment. Provides (8) balanced audio inputs using a standard Tascam DA-88-style pin-out on a DB25 connector. A DB25 to 1/4-inch TRS break-out cable is sold separately, unless the Analog input card is purchased as part of the Hear Back PRO Four Pack.

  • -10dB pad on each channel allows the user to select +8dB or +18dB maximum input sensitivity level
  • Custom input sensitivities available up to +34dB upon special request
  • User configurable sampling rates of 44.1kHz, 48kHz, 88.2kHz, 96kHz, 176.4kHz, and 192kHz using jumpers
  • (2) analog input cards are required to input 16 channels of audio
  • Up to (4) cards can be populated per Hub to allow A/B input switching between (2) banks of 16 channels
 

Network Card for PRO HubNetwork card

Provides (8) RJ45 Gigabit Ethernet ports for connecting Hear Back PRO Mixers, PRO Mixer Distros, or other Hear Back PRO Hubs. Each port provides PoE+ power and digital audio over a single Cat6 Ethernet cable that can be run up to 566 feet.

Network Cards can be used with Hear Back PRO Hubs (up to 4 can be populated in a single Hub) or PRO Mixer Distros.

 
  accessories  
 

PRO mixer distro

Clean up your stage with the PRO Mixer Distro. The PRO Mixer Distro allows the same 8-port Network Card that goes in the Hear Back PRO Hub to be used stand-alone. The Distro also uses the same 4-pin XLR power connector used by the Hear Back PRO Hub. The user can connect another Distro with a ninth RJ45 Ethernet connector (BUS IN) or to the HBUS output or Mixer network card on a Hear Back PRO Hub.

  • Allows a single Cat6 cable to be run from the Hear Back PRO Hub to the stage/studio where the PRO Mixer Distro can be placed where needed
  • Provides (8) RJ45 Gigabit Ethernet ports for connecting Hear Back PRO Mixers, PRO Mixer Distros, or other Hear Back PRO Hubs
  • Unlimited Daisy-chaining possible
  • Provides power and digital audio for up to (8) Hear Back PRO Mixers using standard Cat6 cables
  • Available in black or silver finish

PRO Mixer Distro (PRONET) includes enclosure with network card loaded and power supply.

PRO Mixer Distro Box (PROBB) is an empty box with power supply so that you can remove your existing network card from your Hub and insert it (no network card included).

PRO Mixer Distro
PRO Mixer Distro (PRONET)

PRO Mixer Distro - RJ45 Gigabit Ethernet Ports
(8) RJ45 Gigabit Ethernet Ports

PRO Mixer Distro - BUS IN and Power
BUS Input and Power

     
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